Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQCTw0KmGRlcUNiFHXMbSTIUBMTvL8C16OSu4noU4xdaIhPvy72Ghtl8oIlq… (1,748 chars)"
  }
}